package loveATM;

import java.util.Scanner;

/**
 * Created with Intellij IDEA
 * Description:
 *
 * @ return:
 * @ author:zxl
 */
public class ATM04 {
    public static Scanner sc = new Scanner(System.in);
    //    public static String [][] users = {
//            {"aaaaaa","111111","1000"},
//            {"bbbbbb","222222","2000"},
//            {"cccccc","333333","3000"},
//            {"dddddd","444444","4000"},
//            {"eeeeee","555555","5000"}
//    };
    public User[] users = new User[]{
            new User("aaa","111",1000),
            new User("bbb","222",2000),
            new User("ccc","333",3000),
            new User("ddd","444",4000),
            new User("eee","555",5000)
    };
    public static int index;

    /**
     * 主流程方法
     */
    public void process(){

        System.out.println("欢迎使用XXX银行");
        this.login();
        this.menu();
    }
    /**
     * 登录
     */
    public void login(){
        for (int i = 0 ; i < 3 ; i++) {
            System.out.println("请输入账号：");
            String account = sc.next();
            System.out.println("请输入密码：");
            String pwd = sc.next();
            boolean isLogin = false;
            for(int j = 0;j < users.length;j++){
                if(users[j].getAccount().equals(account) && users[j].getPwd().equals(pwd)){
                    System.out.println("登录成功");
                    index = j;
                    return;
                }
            }
            System.out.println("登录失败，还剩"+(2 - i)+"次");
            if(i == 2){
                System.out.println("卡已被吞");
                System.exit(0);
            }
        }
    }

    /**
     * 菜单
     */
    public void menu(){
        while(true){
            System.out.println("请选择：1-存款 2-取款 3-查询 4-转账 5-切换账号 6-修改密码 7-退出");
            int input = sc.nextInt();
            if (input == 1){
                save();
            }else if (input == 2){
                get();
            }else if (input == 3){
                search();
            }else if (input == 4){
                transfer();
            }else if (input == 5){
                login();
            }else if (input == 6){
                changePwd();
            }else  if (input == 7){
                System.out.println("再见");
                System.exit(0);
            }else {
                System.out.println("输入有误");
            }
        }

    }

    /**
     * 存款
     */
    public void save(){
        System.out.println("请输入存的金额：");
        double blance = sc.nextDouble();
        users[index].setBlance(users[index].getBlance() + blance);
        System.out.println("存款成功");
    }

    /**
     * 取款
     */
    public void get(){
        System.out.println("请输入取款的金额：");
        double blance = sc.nextDouble();
        if(blance > users[index].getBlance()){
            System.out.println("余额不足");
        }else{
            users[index].setBlance(users[index].getBlance() - blance);
            System.out.println("取款成功");
        }
    }

    /**
     * 查询余额
     */
    public void search(){
        System.out.println("您的余额为："+users[index].getBlance());
    }

    /**
     * 转账
     */
    public void transfer(){
        System.out.println("请输入对方账号：");
        String otherAccount = sc.next();
        // 不能转账给自己
        if(otherAccount.equals(users[index].getAccount())){
            System.out.println("不能转给自己");
            return;
        }
        // 判断对方账号是否存在
        boolean isExist = false;
        int otherIndex = 0;
        for(int i = 0;i < users.length;i++){
            if(users[i].getAccount().equals(otherAccount)){
                isExist = true;
                otherIndex = i;

            }
        }
        if(!isExist){
            System.out.println("输入的对方账号错误");
            return;
        }
        System.out.println("请输入转账金额：");
        double blance = sc.nextDouble();
        // 判断余额是否足够
        if(blance >users[index].getBlance()){
            System.out.println("余额不足");
            return;
        }
        // 从当前账号上扣去转账的金额
        users[index].setBlance(users[index].getBlance() - blance);
        // 将转账的金额加在对方账号上
        users[otherIndex].setBlance(users[otherIndex].getBlance() - blance);

        System.out.println("转账成功");
    }

    /**
     * 修改密码
     */
    public void changePwd(){
        System.out.println("请输入旧密码:");
        String str = sc.next();
        if (str.equals(users[index].getPwd())){
            System.out.println("请输入新密码:");
            String newPwd = sc.next();
            System.out.println("请再次输入新密码:");
            String newAgingPwd = sc.next();
            if (newPwd.equals(newAgingPwd)){
                users[index].setPwd(newPwd);
                System.out.println("修改成功! 请重新登录");
                process();
            }else {
                System.out.println("两次密码不正确! 请重新输入");
            }
        }else {
            System.out.println("输入旧密码不正确");
        }
    }

    public static void main(String[] args) {
     ATM04 atm04 = new ATM04();
     atm04.process();
    }
}
